fn butterworth(highpass: bool, cutoff_hz: f64, fs: f64) -> BiquadCoefficientsExpand description
2nd-order Butterworth by the bilinear transform with prewarping (the audio-EQ cookbook with Q = 1/√2).
fn butterworth(highpass: bool, cutoff_hz: f64, fs: f64) -> BiquadCoefficients2nd-order Butterworth by the bilinear transform with prewarping (the audio-EQ cookbook with Q = 1/√2).